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  • 科目:英语
  • 题型:单选题
  • 难度:中等
  • 人气:1832
题文

This is our contribution to ________ world of the 21st century, ________ world of independence and mutual understanding.

A.the; /
B./; a
C.a; the
D.the; a
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Thisisourcontributiontoworldof